horizontracker.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        N. Hemstra
 Date:          March 2005
________________________________________________________________________

-*/

#include "task.h"
#include "thread.h"
#include "emposid.h"
#include "refcount.h"
#include "rowcol.h"

namespace EM {
    class Fault;
    class Horizon;
    class Horizon2D;
    class Horizon3D;
}

template <class T> class Array2DImpl;

namespace Survey { class Geometry3D; }
class SeisTrc;



namespace MPE
{

mExpClass HorizonAutoTracker : public SequentialTask
{
public:
                                HorizonAutoTracker( EM::Horizon& );
                                ~HorizonAutoTracker();

    void                        set3DSurvGeom(const Survey::Geometry3D&);

    bool                        init();

    const ObjectSet<EM::Fault>& getFaults() const       { return faults_; }
    void                        addFault(EM::Fault&);
    void                        removeFault(EM::Fault&);

    int                         doStep();

    void                        fillPar(IOPar&) const;
    bool                        usePar(const IOPar&);

    const char*                 errMsg() const { return errmsg_.str(); }
    const EM::Horizon&          horizon() const { return horizon_; }

    static FixedString          sNrHorizons()   { return "Nr Horizons"; }
    static FixedString          sKeyHorizonID() { return "Horizon ID"; }

    struct                      TrackTarget
    {
        friend                  class HorizonAutoTrackerTask;
        TrackTarget( HorizonAutoTracker* );
        void                    reset();

        static unsigned char    getSourceMask(EM::SubID from,EM::SubID to);
        static unsigned char    cSourcePP() { return 1; }
        static unsigned char    cSourcePS() { return 2; }
        static unsigned char    cSourcePN() { return 4; }
        static unsigned char    cSourceSP() { return 8; }
        static unsigned char    cSourceSN() { return 16; }
        static unsigned char    cSourceNP() { return 32; }
        static unsigned char    cSourceNS() { return 64; }
        static unsigned char    cSourceNN() { return 128; }

        void                    computeProposal();

        EM::PosID               pid_;

        float                   score_;
        float                   proposedz_;
        unsigned char           sources_;

        HorizonAutoTracker*     tracker_;

        bool                    istarget_;
        bool                    needsrecalc_;
        bool                    isvalid_;
    };


protected:
    void                        removeAll();

    RowCol                      getArrayPos(const EM::PosID&) const;


    float                       getInterpolZ(const EM::PosID&) const;
    void                        computeScores();
    void                        addSeed(EM::SectionID,EM::SubID);
    int                         addPossibleTarget(EM::SectionID,EM::SubID);
                                /*Returns index (to array) if target should
                                  be computed*/
    void                        getSources(const EM::PosID&,
                                           TypeSet<EM::PosID>&) const;

    const SeisTrc*              getTrace(EM::SubID) const;
                                //Waits until it is loaded
    void                        requestTrace(EM::SubID);
                                //Tell that you want it to be loaded

    BufferString                errmsg_;

    EM::Horizon2D*              hor2d_;
    EM::Horizon3D*              hor3d_;
    EM::Horizon&                horizon_;

    ObjectSet<EM::Fault>        faults_;

    /* For 2D, there is one row in the arrays per line in the survey, and one
       column per trace, using the step of the horizon.
       For 3D, there is one row per inline in the survey, and one column per
       trace, both with the step of the horizon. */

    PtrMan<Array2DImpl<TrackTarget> >           targetarray_;

    PtrMan<Array2DImpl<unsigned char> >         history_;

    PtrMan<Array2DImpl<PtrMan<SeisTrc> > >      trcs_;
    PtrMan<Array2DImpl<PtrMan<SeisTrc> > >      diptrcs_;
    PtrMan<Array2DImpl<bool> >                  tracewanted_;

    RowCol                                      arrayorigin_;
    RowCol                                      step_;

    RefMan<Survey::Geometry3D>                  s3dgeom_;

};

} // namespace MPE